A hydrogen peroxide desulfurization absorption tower

Abstract

The utility model relates to the technical field of flue gas treatment, and discloses an absorption tower for hydrogen peroxide desulfurization, including an absorption tower, two recovery pipes are connected and arranged on the left side of the absorption tower, and filtering mechanisms are arranged on the two recovery pipes; the filtering mechanism includes a box body, a first filter screen, an adsorbent, and a second filter screen, and the first filter screen, the adsorbent and the second filter screen are all arranged inside the box body; a pushing mechanism is arranged on the box body, and the pushing mechanism includes a shell, an electric push rod, a connecting rod, a limiting rod, a slide groove, a connecting plate 1, a fixing rod, a connecting plate 2, a sealing plate, a trapezoidal groove, and a trapezoidal bar; the utility model drives the connecting rod to move forward by starting the electric push rod, and the connecting rod drives the connecting plate 1 to move forward, and the connecting plate 1 drives the first filter screen and the second filter screen to extend out of the box body, so as to facilitate the replacement of the first filter screen, the second filter screen and the adsorbent after long-term use, thereby improving the filtering effect.

Description

Technical Field

[0001] The utility model relates to the technical field of flue gas treatment, in particular to an absorption tower for hydrogen peroxide desulfurization. Background Art

[0002] Hydrogen peroxide desulfurization is a process technology that uses hydrogen peroxide to react with sulfur dioxide in flue gas to produce dilute sulfuric acid.

[0003] For example, the Chinese patent announcement number is CN209302520U. The technical solution disclosed in the patent document is as follows: a hydrogen peroxide desulfurization device. In view of the problems of poor existing flue gas treatment effect and low resource utilization, the following solution is proposed, including an absorption tower, a first fixed pipe is connected between the inner walls on both sides of the absorption tower, a symmetrically arranged second fixed pipe is installed below the first fixed pipe, a storage box is arranged on one side of the absorption tower, a first discharge pipe is arranged inside the storage box, and the other end of the first discharge pipe extends to the outside of the storage box and is connected to the second fixed pipe, and nozzles are connected to the bottom ends of the first fixed pipe and the second fixed pipe.

[0004] The above technology filters the used washing liquid through the first filter, the second filter and the adsorbent inside the purification box, but it is inconvenient to replace the first filter and the second filter. After long-term use, the filtering effect of the first filter and the second filter will decrease and need to be replaced. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides an absorption tower for desulfurization of hydrogen peroxide.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an absorption tower for desulfurization of hydrogen peroxide, comprising an absorption tower, two recovery pipes are connected to the left side of the absorption tower, and filtering mechanisms are arranged on the two recovery pipes; the filtering mechanism comprises a box body, a first filter screen, an adsorbent, and a second filter screen, and the first filter screen, the adsorbent and the second filter screen are all arranged inside the box body; a pushing mechanism is arranged on the box body, and the pushing mechanism comprises a shell, an electric push rod, a connecting rod, a limit rod, a slide groove, a connecting plate one, a fixing rod, a connecting plate two, a sealing plate, a trapezoidal groove, and a trapezoidal bar, the first filter screen, the adsorbent and the second filter screen are all located between the connecting plate one and the connecting plate two, the connecting rod is fixedly installed on the back side of the connecting plate one, the electric push rod is fixedly installed inside the shell, and the output end is fixedly connected to one end of the connecting rod.

[0009] Preferably, the front side of the box body is opened, and a rectangular hole is opened on the back side, the connecting plate 1 is movably connected inside the rectangular hole, and the fixing rod is fixedly installed between the connecting plate 1 and the connecting plate 2. The fixing rod is provided to install the connecting plate 1 and the connecting plate 2 together, so as to perform a surrounding assembly of the first filter screen, the adsorbent and the second filter screen.

[0010] Preferably, the sealing plate is fixedly mounted on the front of the connecting plate 2 and is located on the front of the box body. The size of the connecting plate 2 is consistent with the size of the front opening of the box body. The sealing performance of the connecting plate 2 is improved by providing the sealing plate to avoid leakage.

[0011] Preferably, the shell is fixedly mounted on the back of the box, the slide groove is opened on the inner wall side of the shell, the limit rod is fixedly connected to the outer wall of the connecting rod, and one end is slidably connected to the inside of the slide groove, and the connecting rod can move stably forward and backward by setting the limit rod and the slide groove.

[0012] Preferably, the trapezoidal groove is opened at the top of the connecting plate 1, the trapezoidal bar is fixedly installed on the back of the first filter screen and the second filter screen, and is slidably connected to the inside of the trapezoidal groove. The trapezoidal groove and the trapezoidal bar are provided to facilitate the disassembly and assembly of the first filter screen and the second filter screen.

[0013] Preferably, a smoke inlet is provided at the bottom of the right side of the absorption tower, and a smoke exhaust port is provided at the top. A clean water pipe and a hydrogen peroxide pipe are connected to the left side of the absorption tower. The smoke inlet discharges the flue gas to be purified. After the flue gas enters the absorption tower, the hydrogen peroxide pipe transports hydrogen peroxide into the absorption tower to desulfurize the flue gas. The clean water pipe transports clean water to wash the flue gas, and the treated flue gas is discharged from the smoke exhaust port.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides an absorption tower for hydrogen peroxide desulfurization, which has the following beneficial effects:

[0016] 1. The absorption tower for hydrogen peroxide desulfurization drives the connecting rod forward by starting the electric push rod, and the connecting rod drives the connecting plate 1 forward, and the connecting plate 1 drives the first filter screen and the second filter screen to extend out of the box body, so as to facilitate the replacement of the first filter screen, the second filter screen and the adsorbent after long-term use, thereby improving the filtering effect.

[0017] 2. The absorption tower for hydrogen peroxide desulfurization is provided with trapezoidal grooves and trapezoidal bars. After the first filter screen and the second filter screen are removed, the first filter screen, the second filter screen and the adsorbent can be removed by pulling upwards. The operation is simple and the replacement efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a cross-sectional view of the box and shell of the utility model;

[0021] Figure 3 It is an enlarged view of A of the present utility model.

[0022] In the figure: 1. absorption tower; 2. smoke exhaust port; 3. smoke inlet port; 4. recovery pipe; 5. filtering mechanism; 51. box; 52. first filter; 53. adsorbent; 54. second filter; 6. pushing mechanism; 61. shell; 62. electric push rod; 63. connecting rod; 64. limiting rod; 65. slide groove; 66. connecting plate 1; 67. fixing rod; 68. connecting plate 2; 69. sealing plate; 610. trapezoidal groove; 611. trapezoidal bar. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Example 1

[0025] like Figure 1-3As shown, the utility model provides an absorption tower for desulfurization of hydrogen peroxide, including an absorption tower 1, two recovery pipes 4 are connected to the left side of the absorption tower 1, and filtering mechanisms 5 are arranged on the two recovery pipes 4; the filtering mechanism 5 includes a box body 51, a first filter screen 52, an adsorbent 53, and a second filter screen 54, and the first filter screen 52, the adsorbent 53 and the second filter screen 54 are all arranged inside the box body 51; a pushing mechanism 6 is arranged on the box body 51, and the pushing mechanism 6 includes a shell 61, an electric push rod 62, a connecting rod 63, a limit rod 64, and a slide groove 6 5. Connecting plate 1 66, fixing rod 67, connecting plate 2 68, sealing plate 69, trapezoidal groove 610, trapezoidal bar 611, the first filter 52, the adsorbent 53 and the second filter 54 are all located between connecting plate 1 66 and connecting plate 2 68, the connecting rod 63 is fixedly installed on the back of connecting plate 1 66, the electric push rod 62 is fixedly installed inside the housing 61, and the output end is fixedly connected to one end of the connecting rod 63, the front opening of the box body 51 is set, and a rectangular hole is opened on the back, the connecting plate 1 66 is movably connected to the inside of the rectangular hole, and the fixed The fixed rod 67 is fixedly installed between the connecting plate 1 66 and the connecting plate 2 68. The fixing rod 67 is provided to install the connecting plate 1 66 and the connecting plate 2 68 together, so as to assemble the first filter screen 52, the adsorbent 53 and the second filter screen 54 in a surrounding manner. The sealing plate 69 is fixedly installed on the front of the connecting plate 2 68 and is located on the front of the box body 51. The size of the connecting plate 2 68 is consistent with the size of the front opening of the box body 51. The sealing plate 69 is provided to improve the sealing performance of the connecting plate 2 68 to avoid leakage. The right side of the absorption tower 1 A smoke inlet 3 is provided at the bottom, and a smoke exhaust port 2 is provided at the top. A clean water pipe and a hydrogen peroxide pipe are connected to the left side of the absorption tower 1. The smoke inlet 3 discharges the smoke that needs to be purified. After the smoke enters the absorption tower 1, the hydrogen peroxide pipe transports hydrogen peroxide to the absorption tower 1 to desulfurize the flue gas. The clean water pipe transports clean water to wash the flue gas. The treated flue gas is discharged from the smoke exhaust port 2. The specific purification method of the absorption tower 1 is the existing technology, which is not the main innovation point and will not be elaborated. The two recovery pipes 4 respectively recover the cleaned liquid and the liquid after hydrogen peroxide desulfurization.

[0026] In this embodiment, the electric push rod 62 is started to drive the connecting rod 63 to move forward, the connecting rod 63 drives the connecting plate 66 to move forward, and the connecting plate 66 drives the first filter 52 and the second filter 54 to extend out of the box body 51, thereby facilitating the replacement of the first filter 52, the second filter 54 and the adsorbent 53 after long-term use, thereby improving the filtering effect.

[0027] Example 2

[0028] like Figure 2-3As shown, based on Example 1, the utility model provides a technical solution: preferably, the shell 61 is fixedly installed on the back of the box body 51, the slide groove 65 is opened on the inner wall side of the shell 61, the limit rod 64 is fixedly connected to the outer wall of the connecting rod 63, and one end is slidably connected to the inside of the slide groove 65.

[0029] In this embodiment, the limiting rod 64 and the sliding groove 65 are provided to enable the connecting rod 63 to move forward and backward stably.

[0030] Example 3

[0031] like Figure 3 As shown, based on Example 1, the utility model provides a technical solution: preferably, the trapezoidal groove 610 is opened on the top of the connecting plate 66, and the trapezoidal bar 611 is fixedly installed on the back of the first filter 52 and the second filter 54, and is slidably connected to the inside of the trapezoidal groove 610.

[0032] In this embodiment, the trapezoidal grooves 610 and the trapezoidal bars 611 are provided to facilitate the disassembly and assembly of the first filter screen 52 and the second filter screen 54 .

[0033] The following is a detailed description of the working principle of the absorption tower for hydrogen peroxide desulfurization.

[0034] like Figure 1-3 As shown, when in use, the electric push rod 62 is started to drive the connecting rod 63 to move forward, and the connecting rod 63 drives the connecting plate 66 to move forward, and the connecting plate 66 drives the first filter 52 and the second filter 54 to extend out of the box body 51, so as to facilitate the replacement of the first filter 52, the second filter 54 and the adsorbent 53 after long-term use, thereby improving the filtering effect, and by providing the trapezoidal groove 610 and the trapezoidal bar 611, after the first filter 52 and the second filter 54 are removed, the first filter 52, the second filter 54 and the adsorbent 53 can be removed by pulling upwards, which is simple to operate and improves the replacement efficiency. The above is the working process of the entire device, and the contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

Claims

1. A hydrogen peroxide desulfurization absorption tower, comprising an absorption tower (1), characterized in that: The left side of the absorption tower (1) is connected to two recovery pipes (4), and both recovery pipes (4) are provided with filtering mechanisms (5); The filtering mechanism (5) comprises a housing (51), a first filter screen (52), an adsorbent (53), and a second filter screen (54); the first filter screen (52), the adsorbent (53), and the second filter screen (54) are all arranged inside the housing (51); The box body (51) is provided with a pushing mechanism (6), and the pushing mechanism (6) comprises a shell (61), an electric push rod (62), a connecting rod (63), a limiting rod (64), a sliding groove (65), a connecting plate 1 (66), a fixing rod (67), a connecting plate 2 (68), a sealing plate (69), a trapezoidal groove (610), and a trapezoidal bar (611). The first filter screen (52), the adsorbent (53), and the second filter screen (54) are all located between the connecting plate 1 (66) and the connecting plate 2 (68). The connecting rod (63) is fixedly mounted on the back of the connecting plate 1 (66). The electric push rod (62) is fixedly mounted inside the shell body (61), and the output end is fixedly connected to one end of the connecting rod (63).

2. A hydrogen peroxide desulfurization absorption tower according to claim 1, characterized in that: The front of the box body (51) is open, and the back is provided with a rectangular hole. The first connecting plate (66) is movably connected inside the rectangular hole, and the fixing rod (67) is fixedly installed between the first connecting plate (66) and the second connecting plate (68).

3. A hydrogen peroxide desulfurization absorption tower according to claim 2, characterized in that: The sealing plate (69) is fixedly mounted on the front of the second connecting plate (68) and is located on the front of the box body (51). The size of the second connecting plate (68) is consistent with the size of the front opening of the box body (51).

4. A hydrogen peroxide desulfurization absorption tower according to claim 1, characterized in that: The shell (61) is fixedly mounted on the back of the box (51), the slide groove (65) is opened on the inner wall side of the shell (61), the limit rod (64) is fixedly connected to the outer wall of the connecting rod (63), and one end is slidably connected to the inside of the slide groove (65).

5. A hydrogen peroxide desulfurization absorption tower according to claim 1, characterized in that: The trapezoidal groove (610) is opened on the top of the first connecting plate (66), and the trapezoidal bar (611) is fixedly installed on the back of the first filter screen (52) and the second filter screen (54), and is slidably connected inside the trapezoidal groove (610).

6. A hydrogen peroxide desulfurization absorption tower according to claim 1, characterized in that: The right bottom of the absorption tower (1) is provided with a smoke inlet (3), and the top is provided with a smoke exhaust port (2). The left side of the absorption tower (1) is connected with a clean water pipe and a hydrogen peroxide pipe.

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